Look for a result that includes a zip file or an ISO image. These are usually labelled as "ISO," "Portable," or "Repack." Download: Download the file.
While the film was a box office success, the video game received a mixed-to-negative critical reception. One review noted its "terrible craftsmanship," "disastrous game design," and a "repetitive and unengaging game mechanism" that led to frustration for both children and adults [10†L17-L25]. The general consensus is that the game, while visually faithful to the characters, was a rushed and unpolished movie tie-in product. madagascar 3 internet archive repack
This is the elephant in the room. Officially, the game is still under copyright (DreamWorks Animation and EA hold the rights). Technically, downloading a repack is copyright infringement. Look for a result that includes a zip file or an ISO image